Which is the best gem stone?

What gem is hardest?

The Mohs scale ranks gemstones from 1 to 10, with 1 being the softest and 10 the hardest. A stone’s Mohs rating provides a measure of its scratch resistance to other minerals. Diamond is known to be the hardest and can scratch any other stone. Talc is the softest.

Which is the softest stone?

Talc is the softest mineral on Earth. The Mohs scale of hardness uses talc as its starting-point, with a value of 1. Talc is a silicate (like many of the Earth’s most common minerals), and in addition to silicon and oxygen, contains magnesium and water arranged into sheets in its crystal structure.

Which gemstone is the cheapest?

1. Tiger’s Eye: Golden-brown colored gemstones, known for their silky luster, Tiger’s Eye are one of the most affordable gemstones in the world. These gemstones are completely composed of Silica and have gracious looks. On the Moh’s scale of hardness, Tiger’s Eye gems score 5.5 to 6 out of 10.

Which stone is costly?

THE TOP 10 MOST EXPENSIVE GEMSTONES IN THE WORLD:

Ruby: Sunrise Ruby- $30.42 million. Sapphire: Blue Belle of Asia – $17.3 million. Yellow Diamond: Graff Vivid Yellow – $16.3 million. Red Diamond: Moussaieff – $7 million.

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